The chemical mixture of dirt, lint, sweat, shmegma and fecal matter that accumulates in the fatty area and folds around one's genital region, thighs and buttocks after sitting in front of a computer for a large portion of any day or night or thereof.

"Yesterday the fat little guy spent so much time making inane posts on a loser messageboard he had stained his underwear with twonabomber. I hope he finally took a shower."

"Yeah I heard he had been eating cheap mexican take out all day too...a terrible stench."